TC3143 rev0_20040402 transcom, inc., 90 dasoong 7 th road, tainan science-based industrial park, hsin-she shiang, tainan county, taiwan, r.o.c. web-site: www.transcominc.com.tw phone: 886-6-5050086 fax: 886-6-5051602 p 1 / 4 2.1 - 2.2 ghz 2w mmic features photo enlargement p -1 db: 33 dbm small signal gain: 29 db power added efficiency: 31 % ip3: 42 dbm dc bias: 800 ma @ 7 v description the TC3143 is a 2 stage phemt mmic power amplifier. it is designed for use in low cost and high volume 2.1-2.2 ghz ism band applications. the mmic provides a typical gain of 29 db and saturation power of more than 33 dbm. typical bias condition is 7v at 800 ma. the mmic is a packaged in a standard so-8 power package. the copper based carrier of the package allows direct soldering of the device to the pcb for proper heat sinking. the input and output matching of the mmic require external components. electrical specifications (ta = 25 c) symbol description min typ max units freq frequency range 2.1 2.2 ghz ssg small signal gain 28 29 db p -1 db output power at 1 db gain compression 32 33 dbm p -3 db output power at 3 db gain compression 33 34 dbm ip3 third order intercept point 40 42 dbm vswr, in input vswr 2:1 - vdd supply voltage 7 volt vg gate voltage -0.6 -1.2 -2 volt idd current supply without rf 800 ma idp -1 current supply @ pout = p -1 db 920 ma a power added efficiency 31 %
TC3143 rev0_20040402 transcom, inc., 90 dasoong 7 th road, tainan science-based industrial park, hsin-she shiang, tainan county taiwan, r.o.c. web-site: www.transcominc.com.tw phone: 886-6-5050086 fax: 886-6-5051602 p 2 / 4 absolute maximum ratings symbol parameter/conditions min. max. units v dd drain-source voltage 12 volts i dd total drain current 2000 ma p in rf input power 10 dbm p t power dissipation 7 w t ch operating channel temperature 175 c t stg storage temperature -65 175 c note: 1.this gaas mmic is susceptible to damage from electrostatic discharge. proper precautions should be used when handling these devices. 2.specifications subject to change without notice. test circuits evaluation board schematic
TC3143 rev0_20040402 transcom, inc., 90 dasoong 7 th road, tainan science-based industrial park, hsin-she shiang, tainan county, taiwan, r.o.c. web-site: www.transcominc.com.tw phone: 886-6-5050086 fax: 886-6-5051602 p 3 / 4 evaluation board pcb material: fr4 er = 4.6 thickness = 31 mil unit: mil dxf file of the pcb can be downloaded from our web-site at www.transcominc.com.tw application notes: for better heat sinking and grounding, it's recommended to have the via holes beneath tc3141 filled with solder and have two screws besides tc3141 installed on the pcb area . evaluation board parts list part type reference designator description manufacturer part number capacitor c1 5 pf 0603 murata grm39c0g3r3c50v capacitor c2 3 pf 0603 murata grm39c0g2r5c50v capacitor c3 1.5 pf 0603 murata grm39c0g010c50v capacitor c4 2.2 pf murata grm39c0gr75c50v capacitor 5 pf 0603 murata grm39c0g1r5c50v capacitor c6~8 1000 pf 0603 murata grm39c0g102j50v capacitor c9~11 0.1 uf 0603 murata grm39y5v104z25v capacitor c12 4.7uf 1206 tantalum cap
TC3143 rev0_20040402 transcom, inc., 90 dasoong 7 th road, tainan science-based industrial park, hsin-she shiang, tainan county taiwan, r.o.c. web-site: www.transcominc.com.tw phone: 886-6-5050086 fax: 886-6-5051602 p 4 / 4 connection diagram and pin descriptions physical dimensions (unit: inch) ? : ( ) gnd 8 7 6 3 2 1 5 4 rf out vd rf in match match gnd vg pin # name description 2, 3 rf in rf input (internally dc blocked) 1, 5 gnd ground 4 vg fet gate bias 6, 7 rf out rf output and v d2 external matching circuit required 8 v d input stage drain bias
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